Explore remote AI training and data labeling roles that currently accept applicants in Ghana. OpenTrain hires candidates and may place or refer successful applicants to a client project.
Join OpenTrain AI as a remote Business Analyst to help fine-tune large language models by answering analytical questions, creating scenarios, and labeling text in English and Brazilian Portuguese. Entry-level, contractor role with flexible hours and clear quality targets.
Posted Jul 26, 2026
Evaluate AI-written business email replies for relevance, accuracy, personalization, and professionalism. Remote, entry-level contract work (20+ hrs/week) reviewing multiple model outputs and writing clear evaluation feedback to improve AI behavior.
Posted Jul 25, 2026
Assess AI-generated reproductions of published ML papers: read papers, inspect code/data/output artifacts, rank reproduction attempts, and provide clear written evaluations. Remote, contractor role for experienced ML researchers — 20+ hrs/week.
Posted Jul 25, 2026
Join OpenTrain as a remote Clinical Medicine AI Evaluation Physician to design and run clinical evaluations that test AI medical reasoning. Flexible contract work (20–30 hrs/week), 1-month engagement with possible extensions; licensed physicians only.
Posted Jul 25, 2026
OpenTrain AI is hiring an Egyptian Arabic voice actor to record and review conversational audio for AI training (20 hrs/week, 1–3 months) paying $30–$65/hr. Ideal for native-dialect performers with studio-quality recording setup and voice-acting experience.
Posted Jul 25, 2026
Record and transcribe Saudi Arabic audio remotely for OpenTrain—part-time, entry-level work with flexible hours and pay ranging $30–$65/hr. Use your phone or microphone to produce clear recordings and accurate transcriptions that help train voice AI.
Posted Jul 25, 2026
Join OpenTrain as a contractor to design adversarial red-team workflows, test SaaS/cloud environments, and evaluate security controls for AI training; remote, flexible, 20+ hrs/week, paid $60–$100/hr.
Posted Jul 25, 2026
Design, execute, and document realistic multi-step GitHub-centered engineering workflows for AI training. Remote contractor role, 20+ hrs/week, pay $14–$36 USD/hr; strong software-engineering experience and clear technical writing required.
Posted Jul 25, 2026
Remote contractor to design and document realistic product management and marketing workflows for AI training; 20+ hrs/week, pay $13–$36/hr. Requires hands-on PM or marketing experience, frequent Slack and Google or Microsoft 365 use, and strong process documentation skills.
Posted Jul 25, 2026
Join OpenTrain AI as a Workflow Annotator focused on finance data workflows—work remotely on flexible contracts (20+ hrs/week) and earn $14–$36/hr converting real FP&A and SQL-backed workflows into clear training data and model feedback.
Posted Jul 25, 2026
Join OpenTrain AI as a Science Reasoning Expert to author and review high-difficulty cross-disciplinary STEM problems and evaluate AI-generated solutions with detailed written rationale. Remote contractor role, 20+ hrs/week at $75/hr for expert-level candidates.
Posted Jul 25, 2026
OpenTrain AI is hiring PhD-level plasma and fusion experts to author and review expert scientific problems and evaluate AI-generated solutions with rigorous Accept/Revise/Reject judgments. Contract, remote role: 20+ hrs/week at $75/hr.
Posted Jul 25, 2026
OpenTrain AI is hiring an expert in Lean 4 and formal verification to author hard theorem-proving problems and evaluate AI-generated proofs; contractor, 20+ hrs/week at $95/hr, fully remote and worldwide (English).
Posted Jul 25, 2026
Join OpenTrain as a DNA Nanotechnology Expert to author and review advanced structural DNA problems and evaluate AI-generated solutions; part-time contractors work 20+ hours/week at $75/hr, fully remote.
Posted Jul 25, 2026
Design and solve multi-step physics problems and write clear step-by-step solutions that probe large language model reasoning. Fully remote contractor role (20+ hrs/week) requiring advanced physics knowledge, scientific Python skills, and a 3-week commitment with PST overlap.
Posted Jul 24, 2026
Design and validate multi-agent coding benchmarks using real open-source code changes, Docker, and Python verification scripts. Remote 4-week contractor role for developers in select countries, requiring daily overlap with PST.
Posted Jul 24, 2026
Remote contractor role evaluating personalization in a conversational AI using your own account data; work in Russian, 20+ hrs/week at $15/hr. Create multi-turn prompts, compare responses side-by-side, and write clear rationales while following strict data hygiene.
Posted Jul 24, 2026
Experienced private equity attorney to review and annotate complex transactional documents for AI training; remote contract, 20+ hrs/week, pay up to $130/hr. Help teach models by providing precise legal analysis, sample clauses, and risk assessments.
Posted Jul 24, 2026
Play top-tier AAA games to record, organize, and annotate gameplay video for AI training—remote, part-time contract work (20+ hrs/week) with pay up to $18/hr. Ideal for experienced players with a high-end gaming PC and strong attention to detail.
Posted Jul 24, 2026
Join OpenTrain to record and transcribe Catalan speech from anywhere in Spain, part-time. Help build high-quality Catalan audio datasets, work under flexible hours, and earn $14–17/hr (typical $15/hr) as a contractor.
Posted Jul 23, 2026
Join OpenTrain to create and validate parametric FreeCAD models used to train AI—build libraries of mechanical parts and apply GD&T standards while working 20+ hours/week as a contractor paid $40–$100/hr. Intermediate CAD and mechanical design experience required.
Posted Jul 23, 2026
Join OpenTrain AI as a part-time contractor building reinforcement-learning environments and reproducible software tasks that evaluate model programming ability — remote, worldwide, under 20 hrs/week, paying up to $150/hr.
Posted Jul 23, 2026
Annotate images using CVAT and the Segment Anything tool to create polygon outlines for individual objects; entry-level, remote contract work paying $4–$6/hr (typical $5/hr). Start with a short trial and earn more work by meeting speed and accuracy goals.
Posted Jul 22, 2026
Short contract for a bilingual (German/English) reviewer to label and create analytical text scenarios that improve LLM reasoning. One-week, 40 hrs/week remote role with required daily overlap to UTC-8; immediate start.
Posted Jul 22, 2026
Join OpenTrain AI to review, label, and evaluate text that helps fine-tune large language models; this remote, short-term contract requires English and Spanish fluency, strong analytical judgment, and attention to annotation quality.
Posted Jul 22, 2026
Join OpenTrain AI to review QuickBooks workflows, validate financial records, and flag inconsistencies that improve AI systems. This part-time contractor role is remote, requires 20+ hrs/week, and pays $50–$80/hr (USD).
Posted Jul 22, 2026
Join OpenTrain as a remote Hebrew Language Expert translating, localizing, and QAing Hebrew text for AI training. Contract, part-time role (20+ hrs/week), paid hourly up to $30/hr; native or near-native Hebrew and professional English required.
Posted Jul 22, 2026
Join OpenTrain as a remote contractor to design reinforcement-learning environments that test AI on real-world coding tasks; part-time work with pay up to $150/hr and flexible weekly hours. Use C++, Python, Java, Go, TypeScript, or Rust to build reproducible environments and golden solutions.
Posted Jul 22, 2026
Join OpenTrain as a part-time Chinese Voice Coach to evaluate learner recordings, deliver targeted pronunciation feedback, and create lesson materials — remote work under 20 hrs/week with pay up to $65/hr. Native Mandarin or Cantonese speakers with voice-coaching experience encouraged to apply.
Posted Jul 22, 2026
Join OpenTrain to build and evaluate RL training environments that teach AI systems how to operate cloud infrastructure. Remote contractor role, worldwide, 20+ hrs/week (see schedule), paying $60–$130/hr with estimated project earnings of $9,600–$20,800.
Posted Jul 22, 2026
